public function getColors()
    {
        $db = Zend_Db_Table_Abstract::getDefaultAdapter();
        $select = $db->select()
                     ->from('color')
                     ->join('productColor', 'prco_co_id = co_id')
                     ->where('prco_pr_id = ?', $this->pr_id);

        $result = $db->fetchAll($select);
        $colors = array();
        array_walk($result, function($color, $key) use (&$colors) {
            $colors[$color['co_code']] = $color;
            preg_match_all('#([a-z_]+):([a-z]+)#i', $color['co_lang'], $matches);
            $colors[$color['co_code']]['co_lang'] = array_combine($matches[1], $matches[2]);
        });

        Zend_Debug::dump($colors);
        return $colors;
    }